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Finding the Third Proportional to 12,648 and 29,556

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Solution

The third proportional to 12,648 and 29,556 is: 69,066.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648 : 29,556 = 29,556 : x
  2. Step 2: Convert to fraction form
    12,648/29,556 = 29,556/x
  3. Step 3: Cross multiply
    12,648x = 29,556 × 29,556
  4. Step 4: Simplify right side
    12,648x = 873,557,136
  5. Step 5: Solve for x
    x = 873,557,136/12,648
  6. Step 6: Final answer
    x = 69,066.82

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.